Look at the Tsunami Super WAV trigger (https://www.sparkfun.com/products/13810). The board can play different MP3 based on a triggers / switches. You can record an MP3 with microphone on a PC to play ‘ON’ or 'OFF" or whatever (like "you really wanted to touch THIS switch?? ")
paulvha:
Look at the Tsunami Super WAV trigger (https://www.sparkfun.com/products/13810). The board can play different MP3 based on a triggers / switches. You can record an MP3 with microphone on a PC to play ‘ON’ or 'OFF" or whatever (like "you really wanted to touch THIS switch?? ")